/**
 * #      1233
 * 名称   删除子文件夹
 * 链接   https://leetcode-cn.com/problems/remove-sub-folders-from-the-filesystem
 * 题解   [89](https://leetcode-cn.com/problems/remove-sub-folders-from-the-filesystem/solution)
 * 通过率 47.4%
 * 难道   中等
 */

